EP3763122A4 - Verfahren und apparat für die videokodierung - Google Patents

Verfahren und apparat für die videokodierung Download PDF

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Publication number
EP3763122A4
EP3763122A4 EP19764349.7A EP19764349A EP3763122A4 EP 3763122 A4 EP3763122 A4 EP 3763122A4 EP 19764349 A EP19764349 A EP 19764349A EP 3763122 A4 EP3763122 A4 EP 3763122A4
Authority
EP
European Patent Office
Prior art keywords
video coding
coding
video
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP19764349.7A
Other languages
English (en)
French (fr)
Other versions
EP3763122A1 (de
EP3763122B1 (de
Inventor
Xiaozhong Xu
Xiang Li
Shan Liu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tencent America LLC
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Tencent America LLC
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Application filed by Tencent America LLC filed Critical Tencent America LLC
Priority to EP23210655.9A priority Critical patent/EP4300972A3/de
Publication of EP3763122A4 publication Critical patent/EP3763122A4/de
Publication of EP3763122A1 publication Critical patent/EP3763122A1/de
Application granted granted Critical
Publication of EP3763122B1 publication Critical patent/EP3763122B1/de
Active legal-status Critical Current
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/115—Selection of the code volume for a coding unit prior to coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/156—Availability of hardware or computational resources, e.g. encoding based on power-saving criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP19764349.7A 2018-03-07 2019-03-06 Verfahren und apparat für die videokodierung Active EP3763122B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP23210655.9A EP4300972A3 (de) 2018-03-07 2019-03-06 Verfahren und apparat für die videokodierung

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862639862P 2018-03-07 2018-03-07
US16/182,788 US10638137B2 (en) 2018-03-07 2018-11-07 Method and apparatus for video coding
PCT/US2019/021008 WO2019173510A1 (en) 2018-03-07 2019-03-06 Method and apparatus for video coding

Related Child Applications (2)

Application Number Title Priority Date Filing Date
EP23210655.9A Division EP4300972A3 (de) 2018-03-07 2019-03-06 Verfahren und apparat für die videokodierung
EP23210655.9A Division-Into EP4300972A3 (de) 2018-03-07 2019-03-06 Verfahren und apparat für die videokodierung

Publications (3)

Publication Number Publication Date
EP3763122A4 true EP3763122A4 (de) 2021-01-13
EP3763122A1 EP3763122A1 (de) 2021-01-13
EP3763122B1 EP3763122B1 (de) 2023-12-27

Family

ID=67842285

Family Applications (2)

Application Number Title Priority Date Filing Date
EP23210655.9A Pending EP4300972A3 (de) 2018-03-07 2019-03-06 Verfahren und apparat für die videokodierung
EP19764349.7A Active EP3763122B1 (de) 2018-03-07 2019-03-06 Verfahren und apparat für die videokodierung

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP23210655.9A Pending EP4300972A3 (de) 2018-03-07 2019-03-06 Verfahren und apparat für die videokodierung

Country Status (6)

Country Link
US (4) US10638137B2 (de)
EP (2) EP4300972A3 (de)
JP (3) JP7223018B2 (de)
KR (2) KR102548954B1 (de)
CN (2) CN114666581A (de)
WO (1) WO2019173510A1 (de)

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US10638137B2 (en) * 2018-03-07 2020-04-28 Tencent America LLC Method and apparatus for video coding
US11381825B2 (en) * 2018-11-27 2022-07-05 Advanced Micro Devices, Inc. Variable rate rendering based on motion estimation
US11109041B2 (en) * 2019-05-16 2021-08-31 Tencent America LLC Method and apparatus for video coding
CN110662060B (zh) * 2019-09-27 2024-02-09 腾讯科技（深圳）有限公司 视频编码方法和装置、视频解码方法和装置及存储介质
CN110677653B (zh) * 2019-09-27 2024-01-09 腾讯科技（深圳）有限公司 视频编解码方法和装置及存储介质
CN110677676B (zh) * 2019-09-27 2024-02-09 腾讯科技（深圳）有限公司 视频编码方法和装置、视频解码方法和装置及存储介质
CN110572680B (zh) * 2019-09-27 2023-10-24 腾讯科技（深圳）有限公司 视频解码、编码方法和装置，存储介质与解码器、编码器
CN112565767B (zh) * 2020-06-04 2022-04-01 腾讯科技（深圳）有限公司 视频解码方法、视频编码方法及相关设备
US11503336B2 (en) 2020-12-07 2022-11-15 Tencent America LLC Method and apparatus for video coding
WO2023118301A1 (en) * 2021-12-21 2023-06-29 Interdigital Vc Holdings France, Sas Adaptive motion vector resolution (amvr) using depth map or motion map
US20230224472A1 (en) * 2022-01-12 2023-07-13 Tencent America LLC Motion vector restriction for out-of-frame boundary conditions

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WO2016050219A1 (en) * 2014-09-30 2016-04-07 Mediatek Inc. Method of adaptive motion vetor resolution for video coding
US20160337662A1 (en) * 2015-05-11 2016-11-17 Qualcomm Incorporated Storage and signaling resolutions of motion vectors

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US10045046B2 (en) * 2010-12-10 2018-08-07 Qualcomm Incorporated Adaptive support for interpolating values of sub-pixels for video coding
US10536701B2 (en) * 2011-07-01 2020-01-14 Qualcomm Incorporated Video coding using adaptive motion vector resolution
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US9883197B2 (en) * 2014-01-09 2018-01-30 Qualcomm Incorporated Intra prediction of chroma blocks using the same vector
EP3078192B1 (de) 2014-02-21 2019-12-04 MediaTek Singapore Pte Ltd. Videocodierungsverfahren mit prädiktion auf basis einer intrabild-blockkopie
US9900625B2 (en) * 2014-03-17 2018-02-20 Mediatek Inc. Method and apparatus for efficient information coding
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KR102559063B1 (ko) * 2017-02-24 2023-07-24 주식회사 케이티 비디오 신호 처리 방법 및 장치
US10638137B2 (en) * 2018-03-07 2020-04-28 Tencent America LLC Method and apparatus for video coding
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WO2016050219A1 (en) * 2014-09-30 2016-04-07 Mediatek Inc. Method of adaptive motion vetor resolution for video coding
US20160337662A1 (en) * 2015-05-11 2016-11-17 Qualcomm Incorporated Storage and signaling resolutions of motion vectors

Also Published As

Publication number Publication date
US11128870B2 (en) 2021-09-21
KR102548954B1 (ko) 2023-06-27
JP7223018B2 (ja) 2023-02-15
JP2024029125A (ja) 2024-03-05
US20200228805A1 (en) 2020-07-16
US11627324B2 (en) 2023-04-11
US20230199197A1 (en) 2023-06-22
CN110771168B (zh) 2022-02-22
JP2023041901A (ja) 2023-03-24
US20210385464A1 (en) 2021-12-09
KR20200118896A (ko) 2020-10-16
EP4300972A2 (de) 2024-01-03
EP4300972A3 (de) 2024-04-10
CN110771168A (zh) 2020-02-07
EP3763122A1 (de) 2021-01-13
EP3763122B1 (de) 2023-12-27
JP7413577B2 (ja) 2024-01-15
JP2021515454A (ja) 2021-06-17
US20190281303A1 (en) 2019-09-12
KR20230101935A (ko) 2023-07-06
US10638137B2 (en) 2020-04-28
WO2019173510A1 (en) 2019-09-12
CN114666581A (zh) 2022-06-24

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